Gladys Noon Spellman sign on the Baltimore Washington Parkway Photo: NPS Photo

Baltimore-Washington Parkway

Parkway · Maryland

This 29-mile highway connects Baltimore, MD and Washington, D.C.

  • LocationGreenbelt, MD
  • Entrance No fee listed
  • HoursOpen 24 hours, daily
  • Weather now50°F Fog
  • Alerts No active alerts

Overview

The parkway has carried visitors to and from the capital city since 1954.

Topics
  • Roads, Routes and Highways
  • Transportation
Greenbelt-Road overpass on the Baltimore Washington Parkway
Millions enjoy the scenic entryway to the Nation's Capital — NPS Photo

Things to Do

2 experiences from the National Park Service, plus every activity offered in the park. Check details on NPS.gov before you go.

Showing 2 of 2

Activities in the park

Pick one to find other parks that offer it.

Facilities & Services

Find visitor services available in the park. Check current hours and availability before you go.

Other Visitor Services

  • Greenbelt Park Headquarters

    Facility

    There are no visitor centers along the Baltimore Washington Parkway. Greenbelt Park Headquarters is the location for the Baltimore Washington Parkway Maintenance…

    Details
    There are no visitor centers along the Baltimore Washington Parkway. Greenbelt Park Headquarters is the location for the Baltimore Washington Parkway Maintenance Division The Baltimore Washington Parkway passport stamp is located at the Greenbelt Park Ranger Station located near the campground.

Plan Your Visit

Hours

Open 24 hours, daily · Baltimore-Washington Parkway

Hours details
  • Baltimore-Washington ParkwayOpen 24 hours, daily

    The Baltimore-Washington Parkway is generally open year round, 24 hours a day. Check current conditions for information about closures due to road work and inclement weather.

Entrance fees

No entrance fees listed.

Address

Baltimore Washington Parkway
Greenbelt, MD 20770

Weather & conditions

50°F
Fog · feels like 49°
  • Today 63° 49°
    Patchy rain nearby
    60% rain
  • Tomorrow 49° 40°
    Patchy rain nearby
    29% rain
  • Saturday 48° 35°
    Sunny
    8% rain

Updated 2 hr ago

WeatherSmall Craft Advisory Details

Small Craft Advisory issued November 12 at 2:40AM EST until November 13 at 6:00PM EST by NWS Baltimore MD/Washington DC

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt
expected.

* WHERE...Tidal Potomac River from Key Bridge to Smith Point VA,
and Chesapeake Bay and adjoining estuaries north of Smith
Point VA.

* WHEN...From 6 PM this evening to 6 PM EST Friday.

* IMPACTS...Conditions will be hazardous to small craft.

What to expect by season

The Washington, D.C. area has a four-season Mid-Atlantic climate. Summertime is warm and humid, while winter can be cold and snowy. Spring: During these months of transition, the weather can alternate from warm, humid air coming from the south to cold, dry air coming from the northwest. Be prepared for changing conditions. Summer: The warmest months are June, July, and August, with average highs in the 80s (~31 ?) combined with high humidity. Temperatures often climb into the 90s (~34?).

Photos

Getting There

Baltimore Washington Parkway
Greenbelt, MD 20770

This 29-mile highway connects Baltimore, MD and Washington, D.C

Mailing address: 6565 Greenbelt Road, Greenbelt, MD 20770

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